共 50 条
- [32] EFFECTIVELY RETRACTABLE THEORIES AND DEGREES OF UNDECIDABILITY NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1969, 16 (01): : 322 - &
- [34] Elementary theories and hereditary undecidability for semilattices of numberings Archive for Mathematical Logic, 2019, 58 : 485 - 500
- [37] A UNIFICATION OF BRIGHTNESS THEORIES HUMAN VISION, VISUAL PROCESSING, AND DIGITAL DISPLAY, 1989, 1077 : 124 - 131
- [38] The undecidability of the generalized collatz problem THEORY AND APPLICATIONS OF MODELS OF COMPUTATION, PROCEEDINGS, 2007, 4484 : 542 - +